balsam woolly aphid

noun

: an aphid (Adelges piceae) native to northern Europe and widespread in North America that severely damages fir (such as balsam fir) causing swollen twigs and abnormal growth and covering the stems with a dirty white flocculent encrustation

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Dictionary Entries Near balsam woolly aphid

Cite this Entry

“Balsam woolly aphid.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/balsam%20woolly%20aphid. Accessed 17 Jun. 2024.

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